DE102004028077A8 - Gas sensor arrangement with shortened settling time - Google Patents
Gas sensor arrangement with shortened settling time Download PDFInfo
- Publication number
- DE102004028077A8 DE102004028077A8 DE102004028077A DE102004028077A DE102004028077A8 DE 102004028077 A8 DE102004028077 A8 DE 102004028077A8 DE 102004028077 A DE102004028077 A DE 102004028077A DE 102004028077 A DE102004028077 A DE 102004028077A DE 102004028077 A8 DE102004028077 A8 DE 102004028077A8
- Authority
- DE
- Germany
- Prior art keywords
- gas sensor
- sensor arrangement
- settling time
- shortened settling
- shortened
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
- G01N21/3151—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using two sources of radiation of different wavelengths
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
- G01N21/61—Non-dispersive gas analysers
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004028077A DE102004028077A1 (en) | 2004-06-09 | 2004-06-09 | Gas sensor arrangement with shortened settling time |
EP05012030A EP1605251B8 (en) | 2004-06-09 | 2005-06-03 | Gas sensor arrangement with reduced settling time |
DE602005012887T DE602005012887D1 (en) | 2004-06-09 | 2005-06-03 | Gas sensor device with reduced response time |
JP2005168210A JP2005351896A (en) | 2004-06-09 | 2005-06-08 | Gas sensor structure |
US11/148,944 US7166842B2 (en) | 2004-06-09 | 2005-06-09 | Gas sensor arrangement with reduced settling time |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004028077A DE102004028077A1 (en) | 2004-06-09 | 2004-06-09 | Gas sensor arrangement with shortened settling time |
Publications (2)
Publication Number | Publication Date |
---|---|
DE102004028077A1 DE102004028077A1 (en) | 2005-12-29 |
DE102004028077A8 true DE102004028077A8 (en) | 2006-04-20 |
Family
ID=34937223
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102004028077A Withdrawn DE102004028077A1 (en) | 2004-06-09 | 2004-06-09 | Gas sensor arrangement with shortened settling time |
DE602005012887T Active DE602005012887D1 (en) | 2004-06-09 | 2005-06-03 | Gas sensor device with reduced response time |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005012887T Active DE602005012887D1 (en) | 2004-06-09 | 2005-06-03 | Gas sensor device with reduced response time |
Country Status (4)
Country | Link |
---|---|
US (1) | US7166842B2 (en) |
EP (1) | EP1605251B8 (en) |
JP (1) | JP2005351896A (en) |
DE (2) | DE102004028077A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005022288B4 (en) | 2005-05-13 | 2007-08-16 | Tyco Electronics Raychem Gmbh | Gas sensor arrangement and measuring method for improving the long-term stability |
DE102005032722B3 (en) * | 2005-07-13 | 2006-10-05 | Tyco Electronics Raychem Gmbh | Measuring presence and/or concentration of analyte using gas sensor, by comparing first recorded value with threshold and triggering alarm if threshold is exceeded |
DE102006005310B3 (en) * | 2006-02-06 | 2007-09-13 | Tyco Electronics Raychem Gmbh | Radiation source for a sensor arrangement with inrush current limiting |
US8253942B2 (en) * | 2007-09-27 | 2012-08-28 | Scott Technologies, Inc. | Optical gas detector |
DE102010003966B3 (en) * | 2010-01-02 | 2011-05-19 | Ust Umweltsensortechnik Gmbh | Sensor arrangement i.e. multifunctional sensor, for determining comfort-relevant data to control e.g. air-conditioning in motor vehicles, has gas-sensitive semiconductor sensor with gas-sensitive semiconductor metal oxide layer |
CN102564949B (en) * | 2010-12-30 | 2014-03-12 | 神基科技股份有限公司 | Gas detecting system and gas detecting method |
FR3010787B1 (en) * | 2013-09-18 | 2017-02-24 | Olythe | HEATING DEVICE FOR SPECTROMETRY MEASURING APPARATUS |
RU2568038C1 (en) * | 2014-06-27 | 2015-11-10 | Михаил Алексеевич Горбунов | Method to detect microconcentrations of flammable and toxic gases |
US10724945B2 (en) | 2016-04-19 | 2020-07-28 | Cascade Technologies Holdings Limited | Laser detection system and method |
US10180393B2 (en) | 2016-04-20 | 2019-01-15 | Cascade Technologies Holdings Limited | Sample cell |
GB201700905D0 (en) | 2017-01-19 | 2017-03-08 | Cascade Tech Holdings Ltd | Close-Coupled Analyser |
EP3508836B1 (en) * | 2018-01-05 | 2020-07-29 | Infineon Technologies AG | Photoacoustic system and method for estimating a gas concentration |
DE102020101218A1 (en) * | 2020-01-20 | 2021-07-22 | UMS - Umwelt-, Membran- und Sensortechnik GmbH & Co. KG | Gas sensor with sporadically operated reference light source |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2225319A1 (en) * | 1971-05-28 | 1972-12-14 | Hewlett Packard Co | Radiation analyzer |
DE3615259A1 (en) * | 1986-05-06 | 1987-11-12 | Krieg Gunther | Method and system for the continuous determination of the concentrations of molecular compounds in liquids and gases |
US5070244A (en) * | 1990-05-07 | 1991-12-03 | The University Of Sydney | Gas detection by infrared absorption |
DE4438244C1 (en) * | 1994-10-26 | 1996-03-07 | Frobenius Wolf Dietrich Prof D | Gas component concn. in mixture measuring appts. for esp. carbon dioxide in atmos. |
DE19520488C1 (en) * | 1995-06-03 | 1996-09-05 | Draegerwerk Ag | IR absorption measuring device for detecting gas concentration |
US5608219A (en) * | 1993-11-12 | 1997-03-04 | Saphir | Device for detecting gas by infrared absorption |
US6067840A (en) * | 1997-08-04 | 2000-05-30 | Texas Instruments Incorporated | Method and apparatus for infrared sensing of gas |
DE19922590A1 (en) * | 1999-03-08 | 2000-09-28 | Inst Chemo Biosensorik | Gas sensor and method for operating a gas sensor |
DE19925196C2 (en) * | 1999-05-26 | 2001-12-13 | Inst Chemo Biosensorik | Gas sensor arrangement |
DE10221708A1 (en) * | 2002-05-16 | 2003-12-04 | Infratec Gmbh Infrarotsensorik | Non-dispersion infrared analyzer for gas and vapor uses switch interlaced pulse- and chopper-mode measurements |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2614181C3 (en) * | 1976-04-02 | 1981-08-20 | Leybold-Heraeus Gmbh, 5000 Koeln | Method for measuring the optical absorbance of samples and device for carrying out the method |
DE3819987C2 (en) * | 1988-06-11 | 1996-03-28 | Draegerwerk Ag | Circuit arrangement for operating a pulse-modulated infrared radiation source, in particular for an infrared gas analyzer |
US5291884A (en) * | 1991-02-07 | 1994-03-08 | Minnesota Mining And Manufacturing Company | Apparatus for measuring a blood parameter |
US5424545A (en) * | 1992-07-15 | 1995-06-13 | Myron J. Block | Non-invasive non-spectrophotometric infrared measurement of blood analyte concentrations |
DE4301457A1 (en) | 1993-01-21 | 1994-08-04 | E T R Elektronik Technologie R | Detector for flammable gases, especially methane |
GB2317010A (en) * | 1996-09-04 | 1998-03-11 | Eev Ltd | Gas sensor detecting only non-reflected light |
US5734464A (en) * | 1996-11-06 | 1998-03-31 | Cobe Laboratories, Inc. | Red blood cell spillover detection technique |
DE19911260A1 (en) | 1999-03-13 | 2000-09-14 | Leybold Vakuum Gmbh | Infrared gas analyzer and method for operating this analyzer |
EP1347290B1 (en) * | 2002-03-22 | 2007-07-25 | Instrumentarium Corporation | Gas analyzer using thermal detectors |
-
2004
- 2004-06-09 DE DE102004028077A patent/DE102004028077A1/en not_active Withdrawn
-
2005
- 2005-06-03 EP EP05012030A patent/EP1605251B8/en active Active
- 2005-06-03 DE DE602005012887T patent/DE602005012887D1/en active Active
- 2005-06-08 JP JP2005168210A patent/JP2005351896A/en active Pending
- 2005-06-09 US US11/148,944 patent/US7166842B2/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2225319A1 (en) * | 1971-05-28 | 1972-12-14 | Hewlett Packard Co | Radiation analyzer |
DE3615259A1 (en) * | 1986-05-06 | 1987-11-12 | Krieg Gunther | Method and system for the continuous determination of the concentrations of molecular compounds in liquids and gases |
US5070244A (en) * | 1990-05-07 | 1991-12-03 | The University Of Sydney | Gas detection by infrared absorption |
US5608219A (en) * | 1993-11-12 | 1997-03-04 | Saphir | Device for detecting gas by infrared absorption |
DE4438244C1 (en) * | 1994-10-26 | 1996-03-07 | Frobenius Wolf Dietrich Prof D | Gas component concn. in mixture measuring appts. for esp. carbon dioxide in atmos. |
DE19520488C1 (en) * | 1995-06-03 | 1996-09-05 | Draegerwerk Ag | IR absorption measuring device for detecting gas concentration |
US6067840A (en) * | 1997-08-04 | 2000-05-30 | Texas Instruments Incorporated | Method and apparatus for infrared sensing of gas |
DE19922590A1 (en) * | 1999-03-08 | 2000-09-28 | Inst Chemo Biosensorik | Gas sensor and method for operating a gas sensor |
DE19925196C2 (en) * | 1999-05-26 | 2001-12-13 | Inst Chemo Biosensorik | Gas sensor arrangement |
DE10221708A1 (en) * | 2002-05-16 | 2003-12-04 | Infratec Gmbh Infrarotsensorik | Non-dispersion infrared analyzer for gas and vapor uses switch interlaced pulse- and chopper-mode measurements |
Also Published As
Publication number | Publication date |
---|---|
JP2005351896A (en) | 2005-12-22 |
US20060011842A1 (en) | 2006-01-19 |
US7166842B2 (en) | 2007-01-23 |
EP1605251A1 (en) | 2005-12-14 |
DE102004028077A1 (en) | 2005-12-29 |
EP1605251B1 (en) | 2009-02-25 |
EP1605251B8 (en) | 2009-04-15 |
DE602005012887D1 (en) | 2009-04-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8181 | Inventor (new situation) |
Inventor name: TILLE, THOMAS, 81673 MUENCHEN, DE Inventor name: FISCHER, JOERG, 81927 MUENCHEN, DE Inventor name: MINUTH, RUDI, 85354 FREISING, DE |
|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8127 | New person/name/address of the applicant |
Owner name: BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT, 8, DE |
|
8139 | Disposal/non-payment of the annual fee |